Both Beggiatoa and the Purple Sulfur Bacteria Use H₂S

question 15

Multiple Choice

Both Beggiatoa and the purple sulfur bacteria use H₂S. These bacteria differ in that Beggiatoa

• A) belongs to the gammaproteobacteria.
• B) uses H₂S for a carbon source.
• C) uses H₂S for an energy source.
• D) uses light energy.
• E) is a heterotroph.

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Definitions:

Equitable Distribution

The fair and just allocation or distribution of resources among members of a society.

Pareto Optimal

A state of allocation of resources from which it is impossible to reallocate to make any individual or preference criterion better off without making at least one individual or preference criterion worse off.

Potentially Efficient

A situation or system that has the capacity to achieve efficiency but has not yet achieved it.

Unequivocally Pareto Optimal

A situation where an allocation cannot be adjusted to make one individual better off without making someone else worse off, signifying an optimal allocation of resources.